Sciweavers

TMI
2010
123views more  TMI 2010»
13 years 9 months ago
Fast Exact/Quasi-Exact FBP Algorithms for Triple-Source Helical Cone-Beam CT
Abstract—Cardiac computed tomography (CT) has been improved over past years, but it still needs improvement for higher temporal resolution in the cases of high or irregular cardi...
Yang Lu, Alexander Katsevich, Jun Zhao, Hengyong Y...
DLOG
2003
14 years 25 days ago
Computing Least Common Subsumers for FLE+
Transitive roles are important for adequate representation of knowledge in a range of applications. In this paper we present a first algorithm to compute least common subsumers i...
Sebastian Brandt, Anni-Yasmin Turhan
ICDM
2003
IEEE
107views Data Mining» more  ICDM 2003»
14 years 4 months ago
Objective and Subjective Algorithms for Grouping Association Rules
We propose two algorithms for grouping and summarizing association rules. The first algorithm recursively groups rules according to the structure of the rules and generates a tre...
Aijun An, Shakil M. Khan, Xiangji Huang
WG
2004
Springer
14 years 4 months ago
Crossing Reduction in Circular Layouts
We propose a two-phase heuristic for crossing reduction in circular layouts. While the first algorithm uses a greedy policy to build a good initial layout, an adaptation of the si...
Michael Baur, Ulrik Brandes
ICALP
2005
Springer
14 years 5 months ago
Optimal In-place Sorting of Vectors and Records
Abstract. We study the problem of determining the complexity of optimal comparison-based in-place sorting when the key length, k, is not a constant. We present the first algorithm...
Gianni Franceschini, Roberto Grossi
RTAS
2005
IEEE
14 years 5 months ago
Practical On-line DVS Scheduling for Fixed-Priority Real-Time Systems
We present an on-line Dynamic Voltage Scaling (DVS) algorithm for preemptive fixed-priority real-time systems called low power Limited Demand Analysis with Transition overhead (l...
Bren Mochocki, Xiaobo Sharon Hu, Gang Quan
FGR
2006
IEEE
211views Biometrics» more  FGR 2006»
14 years 5 months ago
Face Recognition based on a 3D Morphable Model
This paper summarizes the main concepts of Morphable Models of 3D faces, and describes two algorithms for 3D surface reconstruction and face recognition. The first algorithm is b...
Volker Blanz
PODC
2009
ACM
14 years 8 months ago
The wireless synchronization problem
In this paper, we study the wireless synchronization problem which requires devices activated at different times on a congested single-hop radio network to synchronize their roun...
Shlomi Dolev, Seth Gilbert, Rachid Guerraoui, Fabi...